Texas Instruments TI-89 사용자 설명서

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Selecting submenu options
Selecting submenu options
Selecting submenu options
Selecting submenu options
A small arrow symbol (
ú) to the right of a menu option indicates that selecting the option 
will open a submenu.
Example: Select 
ord(
 from the MATH menu on the calculator Home screen.
Press
Result
2 I
$
 points to 
additional options.